d3a2ae6d31
This adds the FCoE feature code ixgbe_fcoe.c to 82599. For a start, this patch only adds ixgbe_configure_fcoe() to configure related register for FCoE to 82599. In patches that follow, I will be adding more functions to ixgbe_fcoe.c to add support of FCoE offload features to 82599. Signed-off-by: Yi Zou <yi.zou@intel.com> Acked-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
60 lines
2 KiB
C
60 lines
2 KiB
C
/*******************************************************************************
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Intel 10 Gigabit PCI Express Linux driver
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Copyright(c) 1999 - 2009 Intel Corporation.
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This program is free software; you can redistribute it and/or modify it
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under the terms and conditions of the GNU General Public License,
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version 2, as published by the Free Software Foundation.
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This program is distributed in the hope it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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more details.
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You should have received a copy of the GNU General Public License along with
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this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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The full GNU General Public License is included in this distribution in
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the file called "COPYING".
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Contact Information:
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e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
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Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
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*******************************************************************************/
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#include "ixgbe.h"
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#include <linux/if_ether.h>
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#include <scsi/scsi_cmnd.h>
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#include <scsi/scsi_device.h>
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#include <scsi/fc/fc_fs.h>
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#include <scsi/fc/fc_fcoe.h>
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#include <scsi/libfc.h>
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#include <scsi/libfcoe.h>
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/**
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* ixgbe_configure_fcoe - configures registers for fcoe at start
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* @adapter: ptr to ixgbe adapter
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*
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* This sets up FCoE related registers
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*
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* Returns : none
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*/
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void ixgbe_configure_fcoe(struct ixgbe_adapter *adapter)
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{
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struct ixgbe_hw *hw = &adapter->hw;
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/* L2 filter for FCoE: default to queue 0 */
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IXGBE_WRITE_REG(hw, IXGBE_ETQF(IXGBE_ETQF_FILTER_FCOE),
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(ETH_P_FCOE | IXGBE_ETQF_FCOE | IXGBE_ETQF_FILTER_EN));
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IXGBE_WRITE_REG(hw, IXGBE_FCRECTL, 0);
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IXGBE_WRITE_REG(hw, IXGBE_ETQS(IXGBE_ETQF_FILTER_FCOE),
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IXGBE_ETQS_QUEUE_EN);
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IXGBE_WRITE_REG(hw, IXGBE_FCRXCTRL,
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IXGBE_FCRXCTRL_FCOELLI |
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IXGBE_FCRXCTRL_FCCRCBO |
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(FC_FCOE_VER << IXGBE_FCRXCTRL_FCOEVER_SHIFT));
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}
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